# HTTP Protocol Details

If you want to make a mailbox accessible through a Web browser using Outlook Web Access, you must enable hypertext transfer protocol (HTTP) on that mailbox. Use the HTTP Protocol Details dialog box to enable or disable the HTTP protocol for this mailbox.

1. On the Exchange Advanced tab, click Protocol Settings.
2. Click HTTP, and then click Settings.
3. To enable HTTP protocol for this mailbox, select the Enable for mailbox check box.
4. To disable HTTP protocol, click to clear the Enable for mailbox check box.